Pulp-strainer.



Hv STUB & T. QVILLER.

PULP STRAINBR. APPLIOATIGN FILED JAN.8,1909.

Patented June 22, 1909.

No. ossssr.

Tr al may cancer-a..-

Norway, and nwenssii to milp st; of I wal cal or near in drioal slra dislriiiul. ,r

in the l. drum rok usual to feed tae the fan through a tube central art of the EQPZLZ g apertures through u'nic "2d in all directions in by {lie blades 02'' rise straining cylinder. ode of feeding lillfi ble lo hers, and .l of

* .i'orin.

oil means lining; agjipaof; a pin- "l'ie u pulp in giari, fig close nln flowi caught 1 er para o: the apedrlon of Letters Parent.

Application filed 'snnary 8, i899. fisrisi No. 271,828.

shown a ii laws of tire; ay a a I J o," l cal one sure, so Ella? s aw z: rorznoil l 0 Warm I 1 I z aha .l'esd arouglis a oxicnd. in. ins example i i 1 shows there are rour ics M Patented June 22, 1909.

single casting, as shown in Fig. 3, the casting having-a flange 2 by means of which it may be boiled or otherwise secured to the front Wali f of the strainer easing, in which a cor resnonding opening is provided, throu l1 Wl'iiab. the rrouglis communicate with t e pulp clout-e or receiver 9', which is cast on the outside of the said Wall. By means of a gate 5," controlled by the rod '5, the said opening may lie regulated.

is will be seen the troughs d are arran ed at iiiiieren levels, so that tho distance eilieir free openings and the wings of the -an in lire moment they pass each trou h will be substantially the same. Below tie troughs may be disposed inclined plates or aprons The pulp entering the troughs from ilie receiver g, in which it is kc t at a terrain suiialiie level by regulating t 0 flow from a feed pipe will pass out'over the edges oi ilie rouglis, and the wings in passing will l a considerable part of the pulp while anoiiiier part will pass down on the aprons and be led out laterally or drop directly down on tin;- wings in the lower half of the apparatus. in this manner an even distribution may easili' "be secured and no stoppage can occur as all passages arc wide and free. v

The bottom of ilioironglis may be curved as shown or have a straight slope toward the inner and, the olijectol' this being to secure an svsn outilow over t in: edges of the troughs. These edges are shown straight but may be provided with corrugations as shown in Fig. 4. 5

Claims.

i. in a pulp strainer a fan on a horizontal siiai'i, wings in the fan, and a lurality of iced troughs extending into iiio straineraliovo ilicsliaft, each of said trouglishaving a free opening in a substantially horizontal plane.

In a pulp strainer a fan on a horizontal ml rdially or nearly radially disposed lugsin the fanfand a plurality of feed roug caisi in adores ioward the inner end and having lrce.

horizontal openings at different levels a pulp horizontal openings at diflerent levels and l to regulate the flow of pulp from the receiver inclined aprons below said troughs.

to the troughs. 4. In a pulp strainer a fan on a horizontal In testimony that we claim the foregoing 1 as our invention, we have signed our names 15 in presence of two subscribing witnesses.

HANS STUB. THEUDOR QYILLER.

wings in thefan, a plurality of feed troughs extending into the strainer above the shaft said troughs havfng a decreasing sectional area toward the inner end and havingfree Witnesses:

O. MILLER, J 0s VAADER.

receiver on the outside of the strainer casing communicating \vlth said troughs and means 

